.input-box {
    display: flex;
    height: 45px;
    padding: 10px;
    align-items: center;
    background-color: red;
}
.input-box input{
    flex:1;
    height: 30px;
    background-color: white;
    outline: none;
    margin: 0 15px;
    border: none;
    border-radius: 10px;
}
.input-box input span{
    width: 80px;
    text-align: center;
}